Files
rosetta/lib/libc/io/unistd/read.c

22 lines
419 B
C

#include <errno.h>
#include <mango/handle.h>
#include <mango/msg.h>
#include <rosetta/fs.h>
#include <sys/remote.h>
int read(int fd, void *buf, size_t count)
{
int err;
size_t nr_read;
kern_status_t status = fs_read(fd, count, &err, &nr_read, buf, count);
if (status != KERN_OK) {
return __set_errno(__errno_from_kern_status(status));
}
if (err != SUCCESS) {
return __set_errno(err);
}
return nr_read;
}